APA Style

Vogt, W, P, G, D, C, H, L. (2012). When to use what research design . United States of America: Guilford.

MLA Style

Vogt, W., Paul;, Gardner,, Dianne, C.;, Haeffele,, Lynne. "When to use what research design". United States of America: Guilford, 2012. Text.